/**
 *
 * The MIT License
 *
 * Copyright (c) 2009 Noritaka Horio All rights reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 * 
 * @author Noritaka Horio 
 * @copyright Copyright (c) 2009 Noritaka Horio All rights reserved.
 * @license The MIT License
 * @version $Rev: 191 $ $Date: 2009-11-08 04:15:57 +0000 (Sun, 08 Nov 2009) $
 * @see http://mootools.net
 * 
 */

var Task;
if (!Task) Task = {};

Task.Periodical = new Class({

	Extends: Task.Abstract,

	initialize: function(interval, handler) {
		this.parent(handler);
		this.interval = interval;
		this.type = Task.Types.PERIODICAL;
		this.passage = 0;
	},

	getInterval: function() {
		return this.interval;
	},

	setInterval: function(interval) {
		this.interval = interval;
	},

	execute: function(context) {
		this.passage++;
		if (this.passage >= this.interval) {
			this._reset();
			return this.handler(context);
		}
	},

	_reset: function() {
		this.passage = 0;
	}

});